Patent US1038765A successfully refreshed from Google Patents.
Patent US3853967A successfully refreshed from Google Patents.
US3853967A
Expired / Lapsed
US
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Process for preparation of aldehyde and ketone organic peroxide compositions and the use thereof as polymerization initiators
Assignee: Individual
•
Filing: 1973-02-05
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Granted: 1974-12-10
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Expires: 1993-02-05
Abstract
Abstract Improved organic aldehyde and ketone peroxide compositions useful for initiating the polymerization of polyesters formed from the concurrent reaction of a beta dione such as 2,4pentanedione and a different (non-beta dione) ketone or aldehyde, for example methyl ethyl ketone, with aqueous hydrogen peroxide.
Inventors
- 👤 N Leveskis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:29
CPC Classifications
C; C08; C08F; C08F283/00; C08F283/01
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
77 words
IN THE METHOD FOR CROSS LINKING AN ESSENTIALLY LINEAR UNSATURATED POLYESTER OF A POLYCARBOXYLIC ACID AND A POLYOL WITH A VINYL MONOMER COMPRISING SUBJECTING SAID POLYESTER AND VINYL MONOMER TO FREE RADICAL POLYMERIZATION CONDITIONS IN THE PRESENCE OF A POLYMERIZATION INITIATING AMOUNT OF AN ORGANIC PEROXIDE COMPISITION, THE IMPROVEMENT COMPRISING USING AS SAID ORFANIC PEROXIDE COMPOSITION A COMPOSITION PREPARED BY CONCURRENTLY REACTING REACTING A BETA DIONE OF UP TO ABOUT 20 CAR BON ATOMS OF THE STRUCTURE:
Claim 2
Dependent Claim
77 words
IN THE METHOD FOR CROSS LINKING AN ESSENTIALLY LINEAR UNSATURATED POLYESTER OF A POLYCARBOXYLIC ACID AND A POLYOL WITH A VINYL MONOMER COMPRISING SUBJECTING SAID POLYESTER AND VINYL MONOMER TO FREE RADICAL POLYMERIZATION CONDITIONS IN THE PRESENCE OF A POLYMERIZATION INITIATING AMOUNT OF AN ORGANIC PEROXIDE COMPISITION, THE IMPROVEMENT COMPRISING USING AS SAID ORFANIC PEROXIDE COMPOSITION A COMPOSITION PREPARED BY CONCURRENTLY REACTING REACTING A BETA DIONE OF UP TO ABOUT 20 CAR BON ATOMS OF THE STRUCTURE:
Claim 3
Dependent Claim
34 words
A process in accordance with claim 1 wherein the ratio of beta dione to said different carbonyl compound is 1 mole of beta dione to about 3-5 equivalent weights of said different carbonyl compound.
Claim 4
Dependent Claim
29 words
A process in accordance with claim 1 wherein an acidic ion exchange resin is added to said fluid medium and is separated therefrom at the conclusion of the reaction.
Claim 5
Dependent Claim
22 words
A process in accordance with claim 1 and including the step of adjusting the pH of the reaction product to about 4.0-5.5.
Claim 6
Dependent Claim
25 words
A process in accordance with claim 1 and including the step of heating the reaction mixture to about 25*-45* C. to promote said concurrent reaction.
Claim 7
Dependent Claim
26 words
A process in accordance with claim 1 wherein the reaction mixture contains sufficient water to impart fire resistance to the fluid medium containing the reaction product.
Claim 8
Dependent Claim
16 words
A process in accordance with claim 2 wherein said different carbonyl compound contains an aromatic group.
Claim 9
Dependent Claim
14 words
A process in accordance with claim 2 wherein said different carbonyl compound is aliphatic.
Claim 10
Dependent Claim
34 words
A process in accordance with claim 2 wherein said different carbonyl compound contains more than one carbonyl group for co-reaction so that its equivalent weight in said process is less than its molecular weight.
Claim 11
Dependent Claim
15 words
A process in accordane with claim 2 wherein said different carbonyl compound is a ketone.
Claim 12
Dependent Claim
15 words
A process in accordance with claim 2 wherein said different carbonyl compound is an aldehyde.
Claim 13
Dependent Claim
16 words
A process in accordance with claim 2 wherein said different carbonyl compound is methyl ethyl ketone.
Claim 14
Dependent Claim
15 words
A process in accordance with claim 2 wherein said different carbonyl compound is methyl acetoacetate.
Claim 15
Dependent Claim
16 words
A process in accordance with claim 2 wherein said different carbonyl compound is methyl isobutyl ketone.
Claim 16
Dependent Claim
15 words
A process in accordance with claim 2 wherein said different carbonyl compound is diacetone alcohol.
Claim 17
Dependent Claim
16 words
A process in accordance with claim 2 wherein said different carbonyl compound is methyl propyl ketone.
Claim 18
Dependent Claim
14 words
A process in accordance with claim 2 wherein said different carbonyl compound is acetone.
Claim 19
Dependent Claim
14 words
A process in accordance with claim 2 wherein said different carbonyl compound is cyclohexanone.
Claim 20
Dependent Claim
15 words
A process in accordance with claim 2 wherein said different carbonyl compound is 2-ethyl hexanal.
Claim 21
Dependent Claim
14 words
A process in accordance with claim 2 wherein said different carbonyl compound is benzaldehyde.
Claim 22
Dependent Claim
15 words
A process in accordance with claim 2 wherein said different carbonyl compound is ethyl levulinate.
Claim 23
Dependent Claim
14 words
A process in accordance with claim 2 wherein said different carbonyl compound is 2,5-hExanedione.
Claim 24
Dependent Claim
14 words
A process in accordance with claim 2 wherein said different carbonyl compound is acetophenone.
Claim 25
Dependent Claim
14 words
A process in accordance with claim 2 wherein R1 and R2 are alkyl groups.
Claim 26
Dependent Claim
22 words
A process in accordance with claim 2 wherein said beta dione is selected from the group consisting of 2,4-pentanedione, 2,4-hexanedione, and 3,5-heptanedione.
Claim 27
Dependent Claim
22 words
A process in accordance with claim 2 wherein said beta dione is 2,4-pentanedione and said different carbonyl compound is methyl ethyl ketone.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-09 | 1978-06-10 | 1978-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-09 | 1982-06-10 | 1982-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-09 | 1986-06-10 | 1986-12-10 | $7700.00 | Window Closed / Lapsed |